src/cli/babeltrace2-cfg.h

   1 #ifndef CLI_BABELTRACE_CFG_H
   2 #define CLI_BABELTRACE_CFG_H
   3
   4 /*
   5  * Babeltrace trace converter - CLI tool's configuration
   6  *
   7  * Copyright 2016-2017 Philippe Proulx <pproulx@efficios.com>
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a copy
  10  * of this software and associated documentation files (the "Software"), to deal
  11  * in the Software without restriction, including without limitation the rights
  12  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  13  * copies of the Software, and to permit persons to whom the Software is
  14  * furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included in
  17  * all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  22  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  24  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  25  * SOFTWARE.
  26  */
  27
  28 #include <stdlib.h>
  29 #include <stdint.h>
  30 #include <stdbool.h>
  31 #include <babeltrace2/value.h>
  32 #include "lib/object.h"
  33 #include "compat/compiler.h"
  34 #include <babeltrace2/graph/component-class.h>
  35 #include <glib.h>
  36
  37 enum bt_config_command {
  38         BT_CONFIG_COMMAND_RUN,
  39         BT_CONFIG_COMMAND_PRINT_CTF_METADATA,
  40         BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS,
  41         BT_CONFIG_COMMAND_LIST_PLUGINS,
  42         BT_CONFIG_COMMAND_HELP,
  43         BT_CONFIG_COMMAND_QUERY,
  44 };
  45
  46 struct bt_config_component {
  47         bt_object base;
  48         bt_component_class_type type;
  49         GString *plugin_name;
  50         GString *comp_cls_name;
  51         bt_value *params;
  52         GString *instance_name;
  53         int log_level;
  54 };
  55
  56 struct bt_config_connection {
  57         GString *upstream_comp_name;
  58         GString *downstream_comp_name;
  59         GString *upstream_port_glob;
  60         GString *downstream_port_glob;
  61         GString *arg;
  62 };
  63
  64 struct bt_config {
  65         bt_object base;
  66         bt_value *plugin_paths;
  67         bool omit_system_plugin_path;
  68         bool omit_home_plugin_path;
  69         bool command_needs_plugins;
  70         const char *command_name;
  71         int log_level;
  72         enum bt_config_command command;
  73         union {
  74                 /* BT_CONFIG_COMMAND_RUN */
  75                 struct {
  76                         /* Array of pointers to struct bt_config_component */
  77                         GPtrArray *sources;
  78
  79                         /* Array of pointers to struct bt_config_component */
  80                         GPtrArray *filters;
  81
  82                         /* Array of pointers to struct bt_config_component */
  83                         GPtrArray *sinks;
  84
  85                         /* Array of pointers to struct bt_config_connection */
  86                         GPtrArray *connections;
  87
  88                         /*
  89                          * Number of microseconds to sleep when we need
  90                          * to retry to run the graph.
  91                          */
  92                         uint64_t retry_duration_us;
  93
  94                         /*
  95                          * Whether or not to trim the source trace to the
  96                          * intersection of its streams.
  97                          */
  98                         bool stream_intersection_mode;
  99                 } run;
 100
 101                 /* BT_CONFIG_COMMAND_HELP */
 102                 struct {
 103                         struct bt_config_component *cfg_component;
 104                 } help;
 105
 106                 /* BT_CONFIG_COMMAND_QUERY */
 107                 struct {
 108                         GString *object;
 109                         struct bt_config_component *cfg_component;
 110                 } query;
 111
 112                 /* BT_CONFIG_COMMAND_PRINT_CTF_METADATA */
 113                 struct {
 114                         GString *path;
 115                         GString *output_path;
 116                 } print_ctf_metadata;
 117
 118                 /* BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS */
 119                 struct {
 120                         GString *url;
 121                         GString *output_path;
 122                 } print_lttng_live_sessions;
 123         } cmd_data;
 124 };
 125
 126 static inline
 127 struct bt_config_component *bt_config_get_component(GPtrArray *array,
 128                 size_t index)
 129 {
 130         struct bt_config_component *comp = g_ptr_array_index(array, index);
 131
 132         bt_object_get_ref(comp);
 133         return comp;
 134 }
 135
 136 int bt_config_append_plugin_paths(bt_value *plugin_paths,
 137                 const char *arg);
 138
 139 void bt_config_connection_destroy(struct bt_config_connection *connection);
 140
 141 #endif /* CLI_BABELTRACE_CFG_H */